5 the machine in the place of descent. The machine is then pulled down while the wings are still rotating, until it comes in contact with a revolving platform or other suitable support. The rotation of the wings is then gradually decreased until the machine is brought to rest. Thus descent can be accomplished without shock and the serial voyagers safely descend to terra firma. In landing in a strange place the machine will be anchored to the ground; an assistant can descend the rope and complete all fastenings below, the passengers can be then let down by rope from the car.